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13. tia7e 4-26 (Points: 1) The name of the free Internet browser from Mozilla is: a. Firefox. b. Safari. c. Opera. d. Internet Explorer. Save Answer 14. tia7e 4-16 (Points: 1) Podcasts use which of the following technologies? a. MSN Messenger b. an open source software application for 3D modeling c. Vlog d. RSS Save Answer 15. tia7e 4-4 (Points: 1) The World Wide Web was invented by: a. the same people who invented the Internet. b. Microsoft. c. Apple. d. Tim Berners-Lee at CERN. Save Answer 16. tia7e 4-27 (Points: 1) The text version of a Web site's Internet address is called the: a. Uniform Resource Locator (URL). b. home page. c. protocol. d. IP address. Save Answer 17. tia7e 4-28 (Points: 1) HTTP is the abbreviation for: a. Hypertext Protocol. b. Hyper Transmission Protocol. c. Hypertext Transfer Protocol. d. Hypertext Transmission Protocol. Save Answer 18. tia7e 4-5 (Points: 1) All of the following are ways to communicate on the Internet EXCEPT: a. hyperlinks. b. blogs. c. e-mail. d. social networks. Save Answer 19. tia7e 4-12 (Points: 1) If you wanted to keep a written online journal, you would use: a. a weblog. b. e-mail. c. a listserv. d. a podcast. Save Answer 20. tia7e 4-10 (Points: 1) ________ are electronic mailing lists of e-mail addresses of people who are interested in a certain topic or an area of interest. a. Threads b. Newsgroups c. Social networking sites d. Listservs Save Answer 21. tia7e 4-34 (Points: 1) One way to mark a Web site so that you can return to it later without typing the address is to: a. use Favorites or Bookmarks. b. use the History list. c. use the Back button. d. refresh the URL. Save Answer 22. tia7e 4-35 (Points: 1) A(n) ________ is a keyword or term that is assigned to a piece of information such as a Web page, digital image, or video and describes the site so that it can be found again by browsing or searching. a. bookmark b. keyword c. index d. tag Save Answer 23. tia7e 4-18 (Points: 1) A Webcast is: a. another name for a podcast. b. a device needed for podcast. c. a podcast that is updated automatically. d. the broadcast of audio or video content over the Internet. Save Answer 24. tia7e 4-2 (Points: 1) The concept of the Internet developed from: a. the Cold War crisis. b. the desire to create portable music. c. the need for electronic mail. d. the need to digitize both audio and video. Save Answer 25. tia7e 4-6 (Points: 1) Instant messaging (IM) services are programs that enable you to: a. post journal entries on the Web. b. broadcast over the Internet using compressed audio files such as MP3s. c. send, receive, and edit files. d. communicate with others who are online. Save Answer 26. tia7e 4-21 (Points: 1) Adobe Reader, Flash Player, and QuickTime Player are all examples of special software programs called: a. browsers. b. aggregators. c. plug-ins. d. podders. Save Answer 27. tia7e 4-31 (Points: 1) What protocol allows files to be transferred from a Web server so that you can view them on your computer using a browser? a. FTP b. HTTP c. WWW d. COM Save Answer 28. tia7e 4-39 (Points: 1) Which of the following is NOT a type of broadband Internet connection? a. cable b. DSL c. satellite d. dial-up Save Answer 29. tia7e 4-43 (Points: 1) The Internet2 is a project: a. to expand URLs. b. to improve podcasts. c. to develop new Internet technologies. d. to protect Internet users. Save Answer 30. tia7e 4-19 (Points: 1) Webcasts differ from podcasts in that webcasts: a. There is no difference. b. are not updated automatically. c. are updated automatically. d. may be updated by users. Save Answer 31. tia7e 4-120 (Points: 1) A tag can be assigned to a Web page, a digital image, or a video. TrueFalse Save Answer 32. tia7e 4-118 (Points: 1) The Internet protocol used to upload and download files is HTTP. TrueFalse Save Answer 33. tia7e 4-111 (Points: 1) Most webcasts are not updated automatically. TrueFalse Save Answer 34. tia7e 4-106 (Points: 1) A major disadvantange of VoIP is its high cost. TrueFalse Save Answer 35. tia7e 4-116 (Points: 1) When shopping on the Web, it is better to pay for your purchase with a debit card rather than a credit card. TrueFalse Save Answer 36. tia7e 4-104 (Points: 1) A universal chat client allows you to chat with users who are using a different IM service than you are. TrueFalse Save Answer 37. tia7e 4-117 (Points: 1) Although Apple created the Safari browser, there is a Windows-based version available. TrueFalse Save Answer 38. tia7e 4-126 (Points: 1) A DSL Internet connection is faster than a satellite Internet connection. TrueFalse Save Answer 39. tia7e 4-98 (Points: 1) The Web is simply a means of accessing information over the Internet. TrueFalse Save Answer 40. tia7e 4-110 (Points: 1) Webcasts can be used to initiate a response from a viewing audience. TrueFalse Save Answer
Write a Matlab program to confirm that the ni versus T curve for Ge
An ordinary broadcast television channel has a bandwidth of 6 MHz. How many FM radio stations (with a bandwidth of 200 kHz each) could be accommodated in one television channel using FDM
A satellite is operated at C-Band (6 GHz in the uplink and 4 GHz in the downlink) for video broadcasting. Calculate the free-space loss experienced at this frequency, if the satellite is in geostationary orbit (GEO), located at 36 000 km above gro..
The ciruit assumesthat the input terminals have the complements of the G's, the P's,and of C1. Derive the boolean functions for the look-ahead carries C2, C3, and C4in this IC. (Hint: Use the equation-substitution method to derivethe carries in te..
An FM transmission system with r.m.s frequency deviation=100kHzis used to transmit a Gaussian base band information signal havingflat spectrum to 10kHz. Through a fading channel. The transmitted power is 5watt.
A purely inductive load of 10 ohms is connected to an ac source of 120 V (rms) through a half wave SCR circuit. a. If the SCR is triggered at 90 degrees, calculate the angle at the maximum instantaneous current.
The frequency response of the circuit is then expressed as a voltage divider involving Zeq and R: 1) Rewrite the equation above in the form: 2)Derive expressions for K, w_n (the corner frequency of an additional zero in the numerator due to the resis..
Silicon at T = 300 K is doped with arsenic atoms such that the concentration of electrons is n0 = 7 x 1015 cm -3. (a) Find Ec - EF. (b) Determine EF - Ev. (c) Calculate p0. (d) Which carrier is the minority carrier
Assume that an antenna has a power input of 50 W and a gain of 30 dB relative to an isotropic radiator. Determine the increase in dB of the received signal at a point where the signal strength is 5 dB below the level of maximum radiation
design and implement a C++ program to simulate a game of Blackjack between two to four players. Your program must incorporate a two-dimensional array to represent the suit and the value of each card dealt to a player,
A motor with efficiency of 76% supplies 20 hp to a load. it's power factor is 0.6 (lagging). A voltage of 440 VAC (RMS), 60 hz is applied to the motor. a) what is the real power applied to the motor in Watt
A 1-uF capacitance is in parallel with the series combination of a 6-uF capacitance and a 3-uF capacitance. Sketch the circuit diagram and determine the equivalent capacitance of the combination.
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